Home / 49,147.12-67,823.16-26,791.12

Finding the Fourth Proportional to 49,147.12, 67,823.16 and 26,791.12

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Solution

The fourth proportional to 49,147.12, 67,823.16 and 26,791.12 is: 36,971.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,147.12 : 67,823.16 = 26,791.12 : x
  2. Step 2: Convert to fraction form
    49,147.12/67,823.16 = 26,791.12/x
  3. Step 3: Cross multiply
    49,147.12x = 67,823.16 × 26,791.12
  4. Step 4: Simplify right side
    49,147.12x = 1,817,058,418.34
  5. Step 5: Solve for x
    x = 1,817,058,418.34/49,147.12
  6. Step 6: Final answer
    x = 36,971.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.